Polyfill Packages

Polyfills generator for a full ES2015+ environment support in TypeScript projects

DOMException polyfill

Implements the standard HTML5 canvas.toBlob() and canvas.toBlobHD() methods in browsers that do not natively support it.

Polyfill React __spread using Underscore

[](https://nodei.co/npm/uupaa.es.js/)

Splits an array into two halves, as determined by a predicate function.

Polyfills matchMedia method

Collection of Web polyfills.

Browser polyfill for making NativeScript compatible with web libs like pixi.js, three.js, phaser.js

A simple SDP interoperability layer for Unified Plan/Plan B

An ES-spec-compliant `parseInt` shim/polyfill/replacement that works as far down as ES3

A Javascript polyfill for the HTML5 iframe's seamless attribute.

Code using modern React features today! It does for React what Babel does for JavaScript.

Rollup plugin that analyse built javascript files and generate a polyfill.io URL based on all features that are being used

Polyfills for EcmaScript

Browser shim for Array.prototype.indexOf via MDN

A cross browser solution to scrolling during drag and drop.

in memory localStorage polyfill for node

Emoji polyfill support for old Windows, iOS, Android and other devices

Non standard JavaScript features